Our database now contains whois records of 607 Million (607,794,672) domain names.
Login / Password / Signup
Low Price Guarantee

Whois API / Whois History / Reverse Whois

Our WHOIS API returns consistent and well-structured WHOIS data in XML & JSON format. Returned data contain parsed WHOIS fields that can be easily understood by your application. Along with WHOIS API, we also offer WHOIS History API and Reverse WHOIS API.

Powered by Amazon Web Services With support for 1576 TLDs, our cloud-based API lets you quickly access any domain's WHOIS data through Bulk Whois Lookup, Newly Registered Domains, Dropped Deleted Domains, Expiring Domains and Whois Database Download.
Our Services Price Order
1000 WHOIS Lookup API Queries $2 Details
1000 WHOIS History API Queries $5 Details
1000 Reverse WHOIS API Queries $10 Details
Newly Registered Domains Database $495 Details
Whois Database [607 Million Domains] $10,000 Details

Keyword: 21BIZ

Reverse Whois » KEYWORD [21biz ]  { 24 domain names }


NumDomain NameRegistrarCreatedUpdatedExpiry
121biz.comDomain.com, LLC20 Feb 199923 Feb 202520 Feb 2025
221biz.infoGoDaddy.com, LLC9 Aug 20209 Aug 20209 Aug 2021
321biz.netBizcn.com, Inc.19 Jun 20022 Oct 202419 Jun 2025
421biz.co.ukReserved27 Sep 200726 Sep 201727 Sep 2019
521biz.groupGoDaddy.com, LLC16 Dec 201716 Dec 201716 Dec 2019
621biz.onlineHostinger, UAB7 Feb 20187 Feb 20187 Feb 2019
721biz.bizHiChina Zhicheng Technology Limited13 Nov 202018 Nov 202013 Nov 2021
821biz.cn????????????21 Nov 2024-21 Nov 2025
921biz.orgGransy s.r.o. d/b/a subreg.cz28 Apr 20243 May 202428 Apr 2025
1021biz.ru-7 Jun 2012-7 Jun 2025
1121bizhi.comDropCatch.com 1235 LLC17 Feb 201717 Feb 201717 Feb 2018
1221biztech.comGoDaddy.com, LLC17 Aug 20077 Mar 202417 Aug 2025
1321bizway.comHiChina Zhicheng Technology Limited17 Jul 20083 Aug 202417 Jul 2025
1421bizinfo.comDOMAIN NAME NETWORK PTY LTD6 Mar 20256 Mar 20256 Mar 2026
1521biznews.comDOMAIN NAME NETWORK PTY LTD15 Oct 202415 Oct 202415 Oct 2025
1621bizinfokyyco.clubAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…4 Aug 20184 Aug 20184 Aug 2019
1721bizinfobsngz.clubAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…4 Aug 20184 Aug 20184 Aug 2019
1821bizinfo0mwau.clubAlibaba Cloud Computing Ltd. d/b/a HiChina (www.ne…5 Aug 20185 Aug 20185 Aug 2019
1921biznet.comChengdu West Dimension Digital Technology Co., Ltd…2 Sep 20192 Sep 20192 Sep 2020
2021bizhacks.netGoDaddy.com, LLC14 Feb 202219 Jul 202414 Feb 2026
2121bizimbahis.comNamesilo, LLC24 Sep 202124 Sep 202224 Sep 2022
2221bizhacks.comGoDaddy.com, LLC24 Jul 201925 Jul 202424 Jul 2025
2321biztechsolution.comWild West Domains, LLC6 Jul 202123 Jan 20246 Jul 2024
2421bizon.comGabia, Inc.23 Jul 202423 Jul 202423 Jul 2027

Reverse Whois Demo

Reverse Whois API

You can fetch the above results using our Reverse Whois API.

https://api.whoxy.com/?key=xxxxx&reverse=whois&keyword=21biz

Reverse Whois API lets you perform a comprehensive search on our database, to find domains owned by a company or person.
You just need to enter search terms such as the name, email or company, and you can find all the domains they ever owned.
If your search returns no results, you will NOT be charged any API queries. You are charged only on successful queries.

Sample Output: JSON SchemaXML SchemaJSON Live ResultsXML Live Results

Reverse Whois Pricing Total API Calls Price CPM Purchase
200 Reverse Whois API Queries 200 $2 $10.00 Order Now
1,000 Reverse Whois API Queries 1,000 $10 $10.00 Order Now
10,000 Reverse Whois API Queries 10,000 $100 $10.00 Order Now
50,000 Reverse Whois API Queries 50,000 $400 $8.00 Order Now
250,000 Reverse Whois API Queries 250,000 $1,500 $6.00 Order Now
1 Million Reverse Whois API Queries 1,000,000 $4,000 $4.00 Order Now
5 Million Reverse Whois API Queries 5,000,000 $10,000 $2.00 Order Now